CPTM commuter rail
E60073
CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
All labels observed (15)
How this entity was disambiguated
This entity first appeared as the object of triple T474671 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CPTM commuter rail Context triple: [São Paulo, hasPublicTransport, CPTM commuter rail]
-
A.
São Paulo Metro
The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
-
B.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
C.
Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
-
D.
Curitiba BRT system
The Curitiba BRT system is a pioneering bus rapid transit network in Curitiba, Brazil, renowned for its innovative, high-capacity, and cost-effective urban mass transit design that has influenced similar systems worldwide.
-
E.
Metro Rail
Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CPTM commuter rail Target entity description: CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
-
A.
São Paulo Metro
The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
-
B.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
C.
Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
-
D.
Curitiba BRT system
The Curitiba BRT system is a pioneering bus rapid transit network in Curitiba, Brazil, renowned for its innovative, high-capacity, and cost-effective urban mass transit design that has influenced similar systems worldwide.
-
E.
Metro Rail
Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail network
ⓘ
public transport system ⓘ suburban rail system ⓘ |
| connectsMunicipality |
Barueri
ⓘ
Guarulhos ⓘ Itapevi ⓘ Jundiaí ⓘ Mauá ⓘ Mogi das Cruzes ⓘ Osasco ⓘ Rio Grande da Serra ⓘ Santo André ⓘ São Bernardo do Campo ⓘ |
| connectsTo | surrounding municipalities of São Paulo ⓘ |
| connectsWith |
São Paulo Metro
ⓘ
ViaMobilidade lines ⓘ |
| country | Brazil ⓘ |
| electrification | 3,000 V DC overhead line ⓘ |
| fareIntegrationWith |
EMTU intermunicipal buses
ⓘ
São Paulo Metro ⓘ São Paulo municipal buses ⓘ |
| fareSystem | integrated with São Paulo metropolitan fare system ⓘ |
| hasLine |
Line 10-Turquesa
ⓘ
Line 11-Coral ⓘ Line 12-Safira ⓘ Line 13-Jade ⓘ Line 7-Rubi ⓘ Line 8-Diamante ⓘ Line 9-Esmeralda ⓘ |
| hasRollingStockType | electric multiple unit ⓘ |
| headquartersLocation | São Paulo ⓘ |
| languageOfSignage | Portuguese ⓘ |
| locatedIn |
State of São Paulo
ⓘ
linked to:
state of São Paulo
|
| operatedBy |
Companhia Paulista de Trens Metropolitanos
ⓘ
linked to:
CPTM commuter rail
|
| owner |
Government of the State of São Paulo
ⓘ
linked to:
state of São Paulo
|
| partOf |
São Paulo public transport network
ⓘ
linked to:
São Paulo Metro
|
| peakUsage | weekday commuter traffic ⓘ |
| primaryOperatorType | state-owned company ⓘ |
| primaryUse | commuter transport ⓘ |
| railGauge |
broad gauge
ⓘ
metre gauge ⓘ |
| regionServed |
Greater São Paulo
ⓘ
linked to:
São Paulo metropolitan area
|
| safetySystem |
automatic train protection
ⓘ
signalling system with centralized traffic control ⓘ |
| serves | São Paulo metropolitan area ⓘ |
| servesCity | São Paulo ⓘ |
| shortName |
CPTM
ⓘ
linked to:
CPTM commuter rail
|
| ticketingSystem |
Bilhete Único
ⓘ
linked to:
Bilhete Único smart card
|
| transportMode | rail ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: CPTM commuter rail Description of subject: CPTM commuter rail is a suburban rail network serving the São Paulo metropolitan area, connecting the city to its surrounding municipalities.
Referenced by (64)
Full triples — surface form annotated when it differs from this entity's canonical label.
São Paulo–Guarulhos International Airport
→
hasPublicTransportConnection
→
CPTM commuter rail (Line 13–Jade)
ⓘ
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail
linked to: CPTM commuter rail